C. I., O.; J. A., O.; J. S., A. Investigation of Herbicides Presence in Surface Waters in Obubra Town, Cross River State, Nigeria. International Journal of Social Science and Economics Invention, [S. l.], v. 1, n. 04, p. 193 to 204, 2018. DOI: 10.23958/ijssei/vol01-i04/01. Disponível em: http://ijssei.in/index.php/ijssei/article/view/21. Acesso em: 7 may. 2024.